Fuels and Combustion Gobar gas is produced by the __________ of cown dung. Hydrogenation Oxidation Fermentation None of these Hydrogenation Oxidation Fermentation None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coalification means the Complete combustion of coal Underground gasification of coal Direct hydrogenation of coal Process of conversion of lignite into anthracite Complete combustion of coal Underground gasification of coal Direct hydrogenation of coal Process of conversion of lignite into anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A particular coal is said to be free burning when it Gives smokeless burning Burns completely None of these Shows little or no fusing action Gives smokeless burning Burns completely None of these Shows little or no fusing action ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pensky-Marten apparatus is used for those oils, whose flash points are __________ °F. 90-110 >120 90-110 >120 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of __________ the flame temperature. Either the fuel or the air or both, increases The gaseous fuel before combustion decreases Combustion air decreases Either the fuel or the air does not affect Either the fuel or the air or both, increases The gaseous fuel before combustion decreases Combustion air decreases Either the fuel or the air does not affect ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coking of coal, the ash content (percentage) Increases None of these Remains constant Decreases Increases None of these Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
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